Difference between revisions of "Erigeron tener"
Notes Compositae, 91. 1880.
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|common_names=Slender fleabane | |common_names=Slender fleabane | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Erigeron caespitosus var. tenerus | |name=Erigeron caespitosus var. tenerus | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=variety | ||
|publication_title=in W. H. Brewer et al., Bot. California | |publication_title=in W. H. Brewer et al., Bot. California | ||
|publication_place=1: 328. 1876 (as caespitosum var. tenerum) | |publication_place=1: 328. 1876 (as caespitosum var. tenerum) | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Erigeron tener | name=Erigeron tener | ||
| − | |||
|authority=(A. Gray) A. Gray | |authority=(A. Gray) A. Gray | ||
|rank=species | |rank=species | ||
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|publication title=Notes Compositae, | |publication title=Notes Compositae, | ||
|publication year=1880 | |publication year=1880 | ||
| − | |special status= | + | |special status=Illustrated;Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_653.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Erigeron | |genus=Erigeron | ||
Latest revision as of 21:04, 5 November 2020
Perennials, 2–15(–20) cm; taprooted, caudex branches commonly relatively slender, lignescent. Stems erect, sparsely strigillose (hairs white, stiff), sometimes minutely glandular. Leaves mostly basal (persistent); (gray-green) blades 1-nerved spatulate, rhombic-elliptic to narrowly elliptic-ovate, (10–)15–80 × 2–7 mm, margins entire (apices sharply acute), faces moderately to densely strigillose (hairs white, stiff), eglandular. Heads 1(–3). Involucres 3–5 × 6–12 mm. Phyllaries in 2–3 series, sparsely to moderately hirsute, densely minutely glandular. Ray florets (15–)20–40; corollas blue to purple, 4–8 mm, laminae not coiling or reflexing. Disc corollas 2.5–4.1 mm. Cypselae 1.6–2.5 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 15–25(–30) bristles. 2n = 18.
Phenology: Flowering Jun–Sep.
Habitat: Rocky or gravelly habitats, often in talus, cliff ledges, crevices, or along ridgetops, in Atriplex, sagebrush, pinyon-juniper, yellow pine, bristlecone pine, limber pine, or spruce
Elevation: 1700–3200(–3400) m
Distribution
Ariz., Calif., Idaho, Mont., Nev., Oreg., Utah, Wyo.
Discussion
Selected References
None.